<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>JS正则表达式测试</title>
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->
  </head>
  
  <body>
    	<script type="text/javascript">
    		var str = "abc123def";
    		var str2 = "abc";
    		var patt1 = /[0-9]+/;
    		var patt2 = /[0-9]/;
    		document.write(str.match(patt1)); //结果：123
    		document.write(str.match(patt2)); //结果：1
    		document.write(patt1.test(str)); //结果：true
    		document.write(patt2.test(str)); //结果：true
    		document.write(patt1.test(str2)); //结果：false
    	</script>
  </body>
</html>
